package second.service.impl;

import second.entity.Student;
import second.service.StudentService;

import java.util.List;

public class StudentServiceImpl implements StudentService {
    @Override
    public List<Student> queryStudents() {
        System.out.println("queryStudent");
        return null;
    }

    @Override
    public int updateStudent(Student student) {
        System.out.println("updateStudent");
        return 0;
    }

    @Override
    public int addStudent(Student student){
        System.out.println("addStudent");
        return 0;
    }

    @Override
    public int deleteStudent(int id) {
        System.out.println("deleteStudent");
        return 0;
    }
}
